GERANIO is the natural sponge rubber with open cells and high elasticity that fist for varius purposes. Peculiarity of CAOUTCHOU, the raw material base of of sponge rubber, is to have not always constant characteristics. together with blowing process, final product not always matches in homogenity about dimensions, density ,colour and porositi.Our experience however guarantees a high and costant quality level on a long time period